Al-Khazini الخازنی

Al-Khazini developed astronomical tables, considered to be one of the major works in mathematical astronomy of the medieval period.

Full Name: Abū al-Fath Abd al-Rahman Mansūr al-Khāzini.

Arabic: أبوالفتح عبدالرحمن منصور الخازنی

Born: 11th Century.

Died: 12th Century.

Origin: Seljuk Empire, Iran.

Famous for: Astronomer.

Contributions: 

His astronomical tables are considered to be one of the major works in mathematical astronomy of the medieval period.

He also wrote extensively on various calendrical systems and on the various manipulations of the calendars.

He was the author of an encyclopedia on scales and water-balances.

Articles

https://en.wikipedia.org/wiki/Al-Khazini

https://islam.fandom.com/wiki/Al-Khazini

https://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/al-khazini-abul-fath-abd-al-raman-sometimes-abu-manur-abd-al-raman-or-abd-al-rahman-manur

Books attributed to Al-Khazini: